package com.sen.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.sen.reggie.common.R;
import com.sen.reggie.entity.Category;
import com.sen.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * @author: Zs
 * @date:2022/6/2 15:34
 */
@RequestMapping("/category")
@RestController
@Slf4j
public class CategoryController {
     @Autowired
    private CategoryService   categoryService;


    /***
     * 新增分类
     * @param category
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody Category category) {
        log.info("category:{}", category);
        categoryService.save(category);

        return R.success("新增分类成功");
    }
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        //分页构造器
         Page<Category> pageInfo=new Page<>(page,pageSize);
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper();
        //添加排序条件，根据sort进行排序
        queryWrapper.orderByAsc(Category::getSort);
        //分页查询
        categoryService.page(pageInfo,queryWrapper);
        return  R.success(pageInfo);
    }

    /**
     * 根据id删除分类
     * @param id
     * @return
     */
    @DeleteMapping
    public R<String> delete(long id){
        log.info("删除分类，id为:{}",id);
        categoryService.removeById(id);
        return R.success("分类信息删除成功");
    }
    /***
     * 根据Id修改分类信息
     * @param category
     * @return
     */
    @PutMapping
    public  R<String>update(@RequestBody Category category){
        log.info("修改分类信息:{}",category);
        categoryService.updateById(category);
        return  R.success("修改分类信息成功");
    }

    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //创建一个查询构造器
        LambdaQueryWrapper<Category> queryWrapper=new LambdaQueryWrapper<>();
        //添加查询条件
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        //添加排序条件
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
       //遍历
        List<Category>list=categoryService.list(queryWrapper);
        return  R.success(list);
    }

}
